All checks

Medium AutoScaling · regional

Amazon EC2 Auto Scaling group should cover multiple Availability Zones

Ensures Auto Scaling groups span multiple Availability Zones for fault tolerance.

service: AutoScaling
severity: Medium
scope: evaluated in every region

How to fix it

To ensure high availability, configure Auto Scaling groups to span multiple Availability Zones.

Open the Amazon EC2 console.
Navigate to 'Auto Scaling Groups'.
Select the Auto Scaling group.
Modify the group to include multiple Availability Zones.
Save the changes.

See which of your accounts this check is failing on.

Book a demo